from The Century Dictionary and Cyclopedia

Etymologies

spark (lover) + -er (Wiktionary)

Examples

Yes, I think Matt, it's a great question and I'll tell you in some ways, we're still developing our strategy, but clearly on our new products and that's why you heard me talk about the study that we're putting forward, this observational study, associated with ABThera, compared to the standard of care, I'll call the sparker system.

But, as it turns out, pioneering research into volcanic lightning is making his sparker seem not so crazy after all, and now a new generation of scientists believe volcanoes may offer up clues to the process of preparing the Earth for life.